Re: ADV7401 video drifting. Rising GND reference?
Kevin, You have exceeded the capabilities of this op amp guy.... I did forward this thread link toone of the video guys that I think covers this part. It seems there are plenty of clues sosomeone...
View ArticleRe: No Video on ADV7511
Are you sure your TV/monitor can display VGA@24Hz. Normal monitors will not display that format
View ArticleRe: Single ended op-amp with an adjustable common mode
MM. What do you really want to do? Build a single supply gain block with a gain of +5? +10?Any op amp can be used as a gain block with an offset adjust added. The differential in,differential out...
View ArticleRe: ADV7842: HDMI / Gain settings
Using the EVAL board was helpful. On my target hardware CP_MODE_GAIN_ADJ was set to value that was giving a gain that was not 1. Also I had to set OP_656_RANGE to limited (regardless if the input...
View ArticleRe: ADL5511 EVALZ Socket
Here is the part number for the connector. Please note however that ADI eval boards are not intended to be used in end equipment. They are intended solely for ic evaluation with a view to using the ic...
View ArticleRe: ADV7401 video drifting. Rising GND reference?
Ok, thank you very much Harry, I look forward to more ideas. Kevin
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Re: ADG1208 leakage current
Hi Tony, The signs relate to the polarity on the source and drain pins. The source and drain bias voltages are either 1V or 10V as indicated in the plot. Id,s(on)++ means there's 10V on source and...
View ArticleRe: ADS7-V1EBZ
Hey Shane, I am interested in the source code that you speak of for ADS7-V1. Could you please send it to me for? Please e-mail me at acosta.janp@gmail.com
View ArticleRe: ADV7604 RGB Full Range
Dear Edwin, Getting closer to a solution. I can answer part from of my last email.. In analogue mode, we use the A/B/C offset registers (CP 0x77 - 0x79) to manipulate the brightness control. When...
View ArticleRe: ADV7842 does not work properly in graphics mode
LLC_DLL_PHASE makes sure the pixel data has enough setup and hold time from the clock to meet the FPGA input. I would not trust pixel clock 100%. As the format change there may strange transitions,...
View ArticleRe: How to get the digital data output by ADAU1772 in EVAL-ADAU1722Z board...
Hello Prasad, Can you send over your SigmaStudio project? From what you described I cannot see where the issue may be. What digital microphone are you using? Thanks,Dave T
View ArticleRe: The DetectFlash driver "Initbus BF53x" doesn't correctly recognize the...
Hello Jiez, (just some more information)The VDSP++ Flash Programmer shows Manufacture code: 0x20, Device code: 0x22c4, Part description: STMicro. M29W160ET, Company: STMicroelectronics. Its using the...
View ArticleRe: digital PDM microphone
Hello Dan, Since you are starting with a digital signal there is no place to do any analog filtering. So the PDM microphone will be filtering by nature of its design. The sampling rate is very high and...
View ArticleRe: how to realize Multiply Accumulate in SigmaStudio
Hello, The ADAU144x processors have a ready-made Voice Activity Detector in their toolbox. If you're using a ADAU1701 instead, perhaps the design shown at...
View ArticleRe: ADAU1446 Audio output problem
Hello Mo, You will need to test to see exactly what is working and what is not working. What is the state of the system when it is not working? If the ADAu1446 is supposed to be a master then is it...
View ArticleRe: how to program an ad 9910 by using the SPI
Let's take a step back a little bit. First, is this with your own board design or our evaluation board? When the part is powered and you are providing a REFCLK, can you check if anything is coming...
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Re: Unable to handle kernel paging request
Hi, Thanks. Unfortunately that's the wrong table I need the one at the bottom the one with all the device properties. Did the Rev. D board work with the old kernel or only with the new kernel? - Lars
View ArticleRe: No compressed audio (AC3, DD+ and DTS) from Eval-ADV7612-ADV7511p board
Hi , From my first look , you are trying to decode the Dolby/DTS bit streams from the HDMI Tx with a Sharc based EVM as the decoder?Do you have the Dolby and DTS decoders and loaded into the EVM? Try...
View ArticleRe: ADV7612 force EDID reading
A low to high HPD transition on the camera or any source should force the camera/source to read the edid. Does the camera even have the capability to read the edid? If the camera defaults to defined...
View ArticleRe: AD9364 unable to output Tx Modulated Data
AD9361 Evaluation Software v2.1.4 (64-bit) has been obsoleted along with the accompanying evaluation platform and is not supported on Engineering Zone. There is a new evaluation platform (link for...
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